| (19) |
 |
|
(11) |
EP 0 070 102 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
09.03.1983 Bulletin 1983/10 |
| (43) |
Date of publication A2: |
|
19.01.1983 Bulletin 1983/03 |
| (22) |
Date of filing: 15.06.1982 |
|
|
| (84) |
Designated Contracting States: |
|
BE DE FR GB IT |
| (30) |
Priority: |
29.06.1981 US 278978
|
| (71) |
Applicant: MINNESOTA MINING AND MANUFACTURING COMPANY |
|
() |
|
| (72) |
Inventors: |
|
- Fisch, Richard S.
()
- Mikelsons, Valdis
()
|
|
| |
|
| (54) |
An imageable article comprising a photoresist layer coated on a metal layer having
a microstructured surface |
(57) An imageable article (20) comprising a photoresist layer (28) on a substantially
radiation absorbing layer of metal (26) having a microstructured surface characterised
by a plurality of randomly positioned discrete protuberances of varying heights and
shapes, which protuberances have a height of not less than 20 nanometers nor more
than 1500 nanometers, and the bases of which contact the bases of substantially all
adjacent protuberances is disclosed. The imageable article is particularly useful
in the field of graphic arts.